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Eddi Din [679]
2 years ago
9

SOMEONE PLEASE I NEED HELL AND I WANT TO GO TO SLEEP, but there’s more than one answer btw

Mathematics
2 answers:
max2010maxim [7]2 years ago
7 0

Answer:

\frac{7^{18}}{7^{9}}, (7³)³ and 7^{4}*7^{5}

Step-by-step explanation:

7^{8}*7  = 7^{9} is equivalent to the following exponential expressions:

\frac{7^{18}}{7^{9}}, as it applies to the Quotient Rule of Exponents: \frac{a^{m}}{a^{n}} = a^{m-n}. Therefore, you're essentially subtracting the exponents, resulting into 7^{9}.

(7³)³: The Power-to-Power Rule of Exponents apply in this situation:(a^{m})^{n} = a^{mn}. Multiplying the exponent inside the parenthesis by the exponent outside the parenthesis results in an exponent of 9.

7^{4}*7^{5}: the Product Rule of Exponents apply in this situation: a^{m}*a^{n} = a^{m+n}. Adding the exponents of 4 to 5 results in an exponent of 9.  

Please mark my answers as the Brainliest, if you find this helpful :)

ira [324]2 years ago
3 0

Answer:

The second one, third one and the fifth one should be correct. (7 to the 18th power divided 7 to the 9th power, 7 to the 3rd power to the 3rd power, and 7 to the 4th power times 7 to the 5th power)

Step-by-step explanation:

7 to the 8th power times 7 equal 40353607 so if you do all the equations shown you can rule out which ones equal 40353607 and which ones don't. Have a nice sleep!

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Please help with this
9966 [12]

Answer:

D

Step-by-step explanation:

The first graph curves down

The second graph is not symmetrical on the y axis

The third graph is much higher than the picture

6 0
2 years ago
2/3x - 21/4 = 27/4 x=
EleoNora [17]

Answer: x=-63/73

Step-by-step explanation:

Multiply both sides by 12, Move constant to the right hand side and change its sign, Move variable to the left hand side and change its sign, collect like terms, divide both sides of the equation by -73, x=-63/73 (- 63 over 73)

6 0
3 years ago
Read 2 more answers
For the percent 82%, (a) write a decimal and (b) write a fraction in lowest terms.
ale4655 [162]

Answer:

.82

41/50

Step-by-step explanation:

82%

Move the decimal 2 places to the left to change to decimal form

.82

Percent means out of 100

82/100

Divide by 2

41/50

3 0
3 years ago
Read 2 more answers
Please help I don’t get it
lidiya [134]

Answer:

4.718592

Step-by-step explanation:

To get to -14.4 from 18 you multiply 18 x 0.8

Repeat that until you get to the 7th term

18 (1st)

18 x 0.8 = -14.4 (2nd)

-14.4 x 0.8 = 11.52 (3rd)

11.52 x 0.8 = 9.216 (4th)

9.216 x 0.8 = 7.3728 (5th)

7.3728 x 0.8 = 5.89824 (6th)

5.89824 x 0.8 = 4.718592 (7th)

3 0
3 years ago
Complete the steps to solve the inequality:<br><br> 0.2(x + 20) – 3 &gt; –7 – 6.2x
KIM [24]

Answer:

x > -1.25

Step-by-step explanation:

First, let's start with the left side of the equation.

1) multiply 0.2(x  + 20). You will get 0.2x+4

So you have 0.2x+4-3

Simplify that, you will have 0.2x+1

Now, we need to isolate the variable (bring all terms with "x" to one side), and move everything else to another side. Remember that when you bring something to the other side, you must change the sign in front of the term (for example, bringing 2x to another side would change it to -2x. another example is if you were to bring -2 to another side, you would have to change it to 2.)

2) 0.2x+6.2x>-7-1               Moved like terms to one side.                    

6.4x>-8                                 I combined the terms here!

x > -1.25                                 Simplified!

Let me know if you need anything else :)

5 0
3 years ago
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